Table 1 The details of search strategy

#1

Orthodontics.sh. OR orthodontic*

#2

(Mouthwashes.sh. OR mouthrinse* OR mouthwash* OR ((collut* OR gargle* OR rinse* OR wash*) AND (mouth* OR oral* OR dent*)

#3

Controlled Clinical Trial.pt. OR Controlled Clinical Trials as Topic.sh. OR Random Allocation.sh. OR random* OR Control Groups.sh. OR control* OR Placebos.sh. OR placebo*

#4

Review.pt. OR Case Reports.pt. OR Systematic Review.pt. OR Editorial.pt. OR Comment.pt. OR Models, Animal.sh. OR review.ti. OR systematic review.ti. OR case report.ti. OR case study.ti. OR case series.ti. OR animal model.ti. OR animal models.ti. OR mouse.ti. OR mouses.ti. OR rat.ti. OR rats.ti. OR mice.ti. OR rabbit.ti. OR rabbits.ti. OR rodent.ti. OR rodents.ti. OR beagle.ti. OR beagles.ti. OR dog.ti. OR dogs.ti. OR fish.ti. OR fishes.ti. OR swine.ti. OR swines.ti. OR pig.ti. OR pigs.ti

#5

#1 AND #2 AND #3 NOT #4